 |
| About
this Object
|
Object Name: |
Hickson Compact Group 87 • HCG 87 |
|
Object Description: |
Cluster of Interacting
Galaxies |
|
Position (J2000): |
R.A.20h 48m 11.9s
Dec: -19° 50' 26" |
|
Constellation: |
Capricornus (Capricorn) |
Total
Visual Magnitude: |
V=14.0 magnitude (brightest
galaxy in group) |
|
Distance: |
120 megaparsecs
(roughly 400 million light-years) |
|
Dimensions: |
The galaxy group
has a diameter of 52kpc (170,000 light-years). |
|
| About
the Data
|
Instrument: |
WFPC2 |
|
Exposure Dates: |
July 19-25, 1999 |
|
Exposure Time: |
6.6 hours |
|
Filters: |
F450(B),
F555W(V), F675W(R), F814W(I) |
Colors: |
Chromatic order; Blue: B filter,
Green: V filter, Red: R and I filters |
|
Principal
Astronomers: |
J. Charlton (PSU),
S. Hunsberger (Lowell Obs.), F. Hamilton,
H. Bond, C. Christian, J. English, L. Frattare,
A. Kinney, Z. Levay, K. Noll (Hubble Heritage
Team). |
|
| About
this Image
|
Image Credit: |
NASA and The Hubble
Heritage Team (STScI/AURA) |
|
Release Date: |
September 2, 1999
12:00 noon (EDT) |
|
Orientation/Scale: |
North is toward
the upper left of the image. |
|
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|
